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Finding the Fourth Proportional to 532,828.70, 797,930.85 and 252,017.90

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Solution

The fourth proportional to 532,828.70, 797,930.85 and 252,017.90 is: 377,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,828.70 : 797,930.85 = 252,017.90 : x
  2. Step 2: Convert to fraction form
    532,828.70/797,930.85 = 252,017.90/x
  3. Step 3: Cross multiply
    532,828.70x = 797,930.85 × 252,017.90
  4. Step 4: Simplify right side
    532,828.70x = 201,092,857,162.22
  5. Step 5: Solve for x
    x = 201,092,857,162.22/532,828.70
  6. Step 6: Final answer
    x = 377,406.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.